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The air around us is about 78% nitrogen, 21% oxygen, along with a variety of trace amounts of other gasses.
Any substance that is less dense than another tends to float on it (eg: oil and water)
Helium is less dense than the air around us and therefore rises.
Oxygen is less dense than nitrogen (if not by much) and therefore sinks.
What else can I help you with?
How does helium make a balloon rise when air doesn'?
Helium is lighter than air. So helium balloon rises in air.
Why can air balloon rise to the sky?
it can rise because of the helium and the gases help make it rise to the sky
Why does a balloon filled with helium rise with a balloon filled with an equal volume of average atmospheric air does not?
Helium is less dense than air, so a balloon filled with helium is lighter than the same volume of air. This buoyancy force allows the helium-filled balloon to rise. On the other hand, a balloon filled with air has the same density as the surrounding air, so there is no buoyant force to make it rise.
Can you make a balloon that float in air?
Yes, a helium-filled balloon will float in the air because helium is less dense than the surrounding air. When filled with helium, the balloon experiences a buoyant force that causes it to rise and float.
What makes a child's balloon rise?
Helium. The helium gas in the balloon is lighter than the air outside the balloon.
What happen when a balloon is filled with helium?
When a balloon is filled with helium, it becomes buoyant because helium is lighter than the surrounding air. This causes the balloon to rise and float. The helium gas inside the balloon also increases the pressure, which helps the balloon maintain its shape and stay inflated.
How do you make a balloon rise?
To make a balloon rise, you need to fill it with a gas that is lighter than the surrounding air, such as helium. Helium is less dense than air, so the balloon is able to float upwards due to the lifting force created by the difference in densities.
What do you blow up a balloon to make it fly?
Helium gas is typically used to fill balloons to make them float or fly. Helium is lighter than air, so it causes the balloon to rise due to the difference in density between the helium gas inside the balloon and the surrounding air.
If you wanted to make a balloon float in the air which gas should you use to fill the balloon?
Helium gas is lighter than air and hence balloons filled with helium will float in air.
What gas do you use to make a balloon float?
Helium gas is commonly used to make balloons float because it is lighter than air and creates lift. The helium gas in the balloon is less dense than the surrounding air, causing the balloon to rise.
What chemicals from the periodic table make a hot air balloon rise?
There are many chemicals found in a hot air balloon to make it rise. The main elements/chemicals are Helium and Hydrogen.
What gas makes a balloon rise into the air?
Helium. It is lighter than air and provides buoyancy, causing the balloon to rise.
